Explain bleaching action of chlorine.
Or `Cl_(2)` acts as a bleaching agent.
Or Bleaching of flowers by chlorine is permanent while that by sulphur dioxide is temporary. Explain.

Explanation

### Step-by-Step Solution:

1. **Introduction to Bleaching Agents**:
- Bleaching agents are substances that can remove color from materials, making them colorless. Chlorine (Cl₂) and sulfur dioxide (SO₂) are two common bleaching agents.

2. **Bleaching Action of Chlorine**:
- Chlorine acts as a bleaching agent primarily through an oxidation reaction. When chlorine is introduced to a material in the presence of moisture (water, H₂O), it produces nascent oxygen (O).
- The reaction can be represented as:
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